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OPA320 Datasheet(PDF) 8 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # OPA320
Description  Precision, 20MHz, 0.9pA, Low-Noise, RRIO, CMOS Operational Amplifier with Shutdown
PDF  37 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

OPA320 Datasheet(HTML) 8 Page - National Semiconductor (TI)

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background image
140
120
100
80
60
40
20
0
100
10M
Frequency(Hz)
1k
10k
100k
1M
CMRR
PSRR
130
125
120
115
110
105
100
95
90
-50
150
Temperature( C)
°
-25
0
25
125
PSRR
CMRR
100
75
50
V =1.8Vto5.5V
S
40
35
30
25
20
15
10
5
0
InputBiasCurrent(pA)
1300
1200
1100
1000
900
800
700
600
500
400
300
200
100
0
100
-
-50
150
Temperature( C)
°
-25
25
50
0
75
100
125
I
OS
I
B+
I
B-
I
OS
I
B
1
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
0.8
1
-
-
-
-
-
0.9
2.9
SupplyVoltage( V)
±
1.1
1.3
1.5
1.7
2.5
I
B-
I
B+
2.3
2.1
1.9
2.7
6
5
4
3
2
1
0
1
2
3
4
5
6
-
-
-
-
-
-
-3
3
Common-ModeVoltage(V)
-2.5
-2
-1.5
-1
1
0.5
0
-0.5
1.5
I
B+
I
B-
I
OS
2
2.5
OPA320, OPA2320
OPA320S, OPA2320S
SBOS513E – AUGUST 2010 – REVISED JUNE 2013
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, VCM = VOUT = mid-supply, and RL = 10kΩ, unless otherwise noted.
INPUT BIAS CURRENT vs SUPPLY VOLTAGE
INPUT BIAS CURRENT vs COMMON-MODE VOLTAGE
Figure 7.
Figure 8.
INPUT BIAS CURRENT DISTRIBUTION
INPUT BIAS CURRENT vs TEMPERATURE
Figure 9.
Figure 10.
CMRR AND PSRR vs FREQUENCY
CMRR AND PSRR vs TEMPERATURE
Figure 11.
Figure 12.
8
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Copyright © 2010–2013, Texas Instruments Incorporated
Product Folder Links: OPA320 OPA2320 OPA320S OPA2320S



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